Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Error code: 429 - {'error': {'message': 'You exceeded your current quota, please check your plan and billing details. For more information on this error, read the docs: https://platform.openai.com/docs/guides/error-codes/api-errors.', 'type': 'insufficient_quota', 'param': None, 'code': 'insufficient_quota'}}
 ###Tabelas: 
CREATE TABLE suppliers(id INT PRIMARY KEY, name VARCHAR(50), certified_date DATE); INSERT INTO suppliers(id, name, certified_date) VALUES (1, 'Supplier One', '2021-01-01'), (2, 'Supplier Two', '2022-06-15'), (3, 'Supplier Three', '2020-08-08'), (4, 'Supplier Four', '2023-02-28'), (5, 'Supplier Five', '2021-05-15'); CREATE TABLE inventory(id INT PRIMARY KEY, product VARCHAR(50), supplier_id INT, FOREIGN KEY (supplier_id) REFERENCES suppliers(id)); INSERT INTO inventory(id, product, supplier_id) VALUES (1, 'Product A', 1), (2, 'Product B', 2), (3, 'Product C', 3), (4, 'Product D', 3), (5, 'Product E', 4), (6, 'Product F', 5);
SELECT s.name, COUNT(i.id) AS product_count FROM suppliers s LEFT JOIN inventory i ON s.id = i.supplier_id WHERE s.certified_date IS NULL OR s.certified_date < DATE_SUB(CURRENT_DATE, INTERVAL 2 YEAR) GROUP BY s.name;